[INFO] cloning repository https://github.com/johannst/chip-remu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/johannst/chip-remu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohannst%2Fchip-remu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohannst%2Fchip-remu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42d1810180daa08be84a138dfab290efe9fb8724
[INFO] testing johannst/chip-remu against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohannst%2Fchip-remu" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/johannst/chip-remu on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/johannst/chip-remu
[INFO] finished tweaking git repo https://github.com/johannst/chip-remu
[INFO] tweaked toml for git repo https://github.com/johannst/chip-remu written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/johannst/chip-remu already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/johannst/pixel_engine`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c489c3dfca80d019e2c2bfcba2fc7c1546e7f3fb132c3138643ae8aada18a59d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c489c3dfca80d019e2c2bfcba2fc7c1546e7f3fb132c3138643ae8aada18a59d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c489c3dfca80d019e2c2bfcba2fc7c1546e7f3fb132c3138643ae8aada18a59d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c489c3dfca80d019e2c2bfcba2fc7c1546e7f3fb132c3138643ae8aada18a59d", kill_on_drop: false }`
[INFO] [stdout] c489c3dfca80d019e2c2bfcba2fc7c1546e7f3fb132c3138643ae8aada18a59d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f947bc8f29aca56244b540f9a78e5b7264821d8dbbcb6c65a693070905e69ba8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f947bc8f29aca56244b540f9a78e5b7264821d8dbbcb6c65a693070905e69ba8", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling pixel_engine v0.1.0 (https://github.com/johannst/pixel_engine?branch=master#58ad20d4)
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling x11-dl v2.14.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling minifb v0.11.2
[INFO] [stderr]    Compiling chip8-remu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `dump`
[INFO] [stdout]    --> src/cpu.rs:275:12
[INFO] [stdout]     |
[INFO] [stdout] 275 |     pub fn dump(&self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read`
[INFO] [stdout]   --> src/gpu.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 |     fn read(&mut self, buf: &mut [T]) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dump_range`
[INFO] [stdout]   --> src/memory.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn dump_range(&self, addr: usize, size: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dump`
[INFO] [stdout]   --> src/memory.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn dump(&self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.92s
[INFO] running `Command { std: "docker" "inspect" "f947bc8f29aca56244b540f9a78e5b7264821d8dbbcb6c65a693070905e69ba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f947bc8f29aca56244b540f9a78e5b7264821d8dbbcb6c65a693070905e69ba8", kill_on_drop: false }`
[INFO] [stdout] f947bc8f29aca56244b540f9a78e5b7264821d8dbbcb6c65a693070905e69ba8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] faeb833589b30d36b227f1c3504d4d9c5e56d57455779772faf9dc990244cf38
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "faeb833589b30d36b227f1c3504d4d9c5e56d57455779772faf9dc990244cf38", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling chip8-remu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `dump`
[INFO] [stdout]    --> src/cpu.rs:275:12
[INFO] [stdout]     |
[INFO] [stdout] 275 |     pub fn dump(&self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dump_range`
[INFO] [stdout]   --> src/memory.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn dump_range(&self, addr: usize, size: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dump`
[INFO] [stdout]   --> src/memory.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn dump(&self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `Command { std: "docker" "inspect" "faeb833589b30d36b227f1c3504d4d9c5e56d57455779772faf9dc990244cf38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faeb833589b30d36b227f1c3504d4d9c5e56d57455779772faf9dc990244cf38", kill_on_drop: false }`
[INFO] [stdout] faeb833589b30d36b227f1c3504d4d9c5e56d57455779772faf9dc990244cf38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 07219199d6efa4f25a66b8f4a145eb94efdf3d038e1389f393cc180e0f9d3bea
[INFO] running `Command { std: "docker" "start" "-a" "07219199d6efa4f25a66b8f4a145eb94efdf3d038e1389f393cc180e0f9d3bea", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `dump`
[INFO] [stderr]    --> src/cpu.rs:275:12
[INFO] [stderr]     |
[INFO] [stderr] 275 |     pub fn dump(&self) {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump_range`
[INFO] [stderr]   --> src/memory.rs:44:12
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn dump_range(&self, addr: usize, size: usize) {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `dump`
[INFO] [stderr]   --> src/memory.rs:68:12
[INFO] [stderr]    |
[INFO] [stderr] 68 |     pub fn dump(&self) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `chip8-remu` (bin "chip8-remu" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chip8_remu-a0a7c295b9ed7bb0)
[INFO] [stdout] running 11 tests
[INFO] [stdout] test decoder::unittest::test_no_arg_instr ... ok
[INFO] [stdout] test decoder::unittest::test_reg_instr ... ok
[INFO] [stdout] test gpu::test::gpu_write_sprite ... ok
[INFO] [stdout] test gpu::test::pb_write ... ok
[INFO] [stdout] test gpu::test::pb_write_wrapping ... ok
[INFO] [stdout] test gpu::test::pb_read ... ok
[INFO] [stdout] test decoder::unittest::test_unknown_nistr ... ok
[INFO] [stdout] test decoder::unittest::test_reg_reg_nibble_instr ... ok
[INFO] [stdout] test decoder::unittest::test_reg_reg_instr ... ok
[INFO] [stdout] test decoder::unittest::test_addr_instr ... ok
[INFO] [stdout] test decoder::unittest::test_reg_byte_instr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "07219199d6efa4f25a66b8f4a145eb94efdf3d038e1389f393cc180e0f9d3bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07219199d6efa4f25a66b8f4a145eb94efdf3d038e1389f393cc180e0f9d3bea", kill_on_drop: false }`
[INFO] [stdout] 07219199d6efa4f25a66b8f4a145eb94efdf3d038e1389f393cc180e0f9d3bea